Objective-C Programming: The Big Nerd Ranch Guide

Book Description

Want to write iOS apps or desktop Mac applications? This
introduction to programming and the Objective-C language is your
first step on the journey from someone who uses apps to someone who
writes them.

Based on Big Nerd Ranch's popular Objective-C Bootcamp,
Objective-C Programming: The Big Nerd Ranch Guide
covers C, Objective-C, and the common programming idioms that
enable developers to make the most of Apple technologies.
Compatible with Xcode 5, iOS 7, and OS X Mavericks (10.9), this
guide features short chapters and an engaging style to keep you
motivated and moving forward. At the same time, it encourages you
to think critically as a programmer.